POST /ZX_WxSrv/Weixin?u=c8676c0f4a434d23ad012f5ce284500f&signature=aaf9c565a077ce6faee5af383e1141cc1a8e8ce9&timestamp=1503543705&nonce=1210924429&openid=owsnSjpt2fmR_xuIdPmb0L-WXJYk HTTP/1.1
Pragma: no-cache
Content-Length: 280
Content-Type: text/xml
Accept: */*
Host: test.bsm6.com
User-Agent: Mozilla/4.0

<xml><ToUserName><![CDATA[gh_d50be23dcd98]]></ToUserName>
<FromUserName><![CDATA[owsnSjpt2fmR_xuIdPmb0L-WXJYk]]></FromUserName>
<CreateTime>1503543705</CreateTime>
<MsgType><![CDATA[event]]></MsgType>
<Event><![CDATA[unsubscribe]]></Event>
<EventKey><![CDATA[]]></EventKey>
</xml>